./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread/triangular-1.i --full-output --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b8dbc81d Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/pthread/triangular-1.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b585114ab4aff9777d36c84f93f7abe0931f77338421f004296c8a8d328d3dfd --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --- Real Ultimate output --- This is Ultimate 0.2.3-?-b8dbc81 [2023-08-30 22:19:34,556 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 22:19:34,562 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 22:19:34,595 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 22:19:34,601 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 22:19:34,604 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 22:19:34,605 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 22:19:34,608 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 22:19:34,610 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 22:19:34,615 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 22:19:34,616 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 22:19:34,618 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 22:19:34,620 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 22:19:34,621 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 22:19:34,622 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 22:19:34,624 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 22:19:34,625 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 22:19:34,626 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 22:19:34,629 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 22:19:34,636 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 22:19:34,639 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 22:19:34,642 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 22:19:34,643 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 22:19:34,644 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 22:19:34,649 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 22:19:34,652 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 22:19:34,653 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 22:19:34,654 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 22:19:34,655 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 22:19:34,656 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 22:19:34,658 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 22:19:34,659 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 22:19:34,660 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 22:19:34,661 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 22:19:34,663 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 22:19:34,663 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 22:19:34,664 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 22:19:34,664 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 22:19:34,664 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 22:19:34,665 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 22:19:34,667 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 22:19:34,668 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-08-30 22:19:34,706 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 22:19:34,706 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 22:19:34,707 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 22:19:34,707 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 22:19:34,708 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 22:19:34,708 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 22:19:34,709 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 22:19:34,709 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 22:19:34,709 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 22:19:34,709 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 22:19:34,710 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 22:19:34,710 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 22:19:34,711 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 22:19:34,711 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 22:19:34,711 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 22:19:34,711 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 22:19:34,711 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 22:19:34,711 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 22:19:34,712 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 22:19:34,712 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 22:19:34,712 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 22:19:34,712 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 22:19:34,712 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 22:19:34,713 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 22:19:34,713 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:19:34,713 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 22:19:34,713 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 22:19:34,713 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 22:19:34,714 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 22:19:34,714 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 22:19:34,714 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 22:19:34,714 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 22:19:34,715 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 22:19:34,715 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 22:19:34,715 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 22:19:34,715 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b585114ab4aff9777d36c84f93f7abe0931f77338421f004296c8a8d328d3dfd Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 22:19:35,013 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 22:19:35,036 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 22:19:35,039 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 22:19:35,040 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 22:19:35,041 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 22:19:35,042 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread/triangular-1.i [2023-08-30 22:19:36,229 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 22:19:36,455 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 22:19:36,455 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread/triangular-1.i [2023-08-30 22:19:36,475 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9bc02cb18/49e9d065394f43ab8741ea09ea97a0a5/FLAG038c77a0c [2023-08-30 22:19:36,488 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9bc02cb18/49e9d065394f43ab8741ea09ea97a0a5 [2023-08-30 22:19:36,491 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 22:19:36,492 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 22:19:36,493 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 22:19:36,494 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 22:19:36,496 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 22:19:36,497 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:19:36" (1/1) ... [2023-08-30 22:19:36,498 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d80f160 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:19:36, skipping insertion in model container [2023-08-30 22:19:36,498 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:19:36" (1/1) ... [2023-08-30 22:19:36,504 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 22:19:36,536 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 22:19:36,807 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread/triangular-1.i[30950,30963] [2023-08-30 22:19:36,812 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:19:36,822 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 22:19:36,883 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread/triangular-1.i[30950,30963] [2023-08-30 22:19:36,885 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:19:36,917 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 22:19:36,917 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 22:19:36,923 INFO L208 MainTranslator]: Completed translation [2023-08-30 22:19:36,924 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:19:36 WrapperNode [2023-08-30 22:19:36,924 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 22:19:36,925 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 22:19:36,925 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 22:19:36,926 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 22:19:36,932 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:19:36" (1/1) ... [2023-08-30 22:19:36,960 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:19:36" (1/1) ... [2023-08-30 22:19:36,980 INFO L138 Inliner]: procedures = 169, calls = 24, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 47 [2023-08-30 22:19:36,981 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 22:19:36,988 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 22:19:36,989 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 22:19:36,989 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 22:19:36,996 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:19:36" (1/1) ... [2023-08-30 22:19:36,997 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:19:36" (1/1) ... [2023-08-30 22:19:37,003 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:19:36" (1/1) ... [2023-08-30 22:19:37,004 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:19:36" (1/1) ... [2023-08-30 22:19:37,018 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:19:36" (1/1) ... [2023-08-30 22:19:37,024 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:19:36" (1/1) ... [2023-08-30 22:19:37,025 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:19:36" (1/1) ... [2023-08-30 22:19:37,030 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:19:36" (1/1) ... [2023-08-30 22:19:37,032 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 22:19:37,035 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 22:19:37,036 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 22:19:37,036 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 22:19:37,037 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:19:36" (1/1) ... [2023-08-30 22:19:37,041 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:19:37,052 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 22:19:37,066 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-08-30 22:19:37,092 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-08-30 22:19:37,109 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2023-08-30 22:19:37,109 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2023-08-30 22:19:37,109 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2023-08-30 22:19:37,109 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2023-08-30 22:19:37,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 22:19:37,110 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 22:19:37,110 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 22:19:37,110 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 22:19:37,110 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 22:19:37,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 22:19:37,111 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 22:19:37,111 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 22:19:37,111 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 22:19:37,112 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-30 22:19:37,257 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 22:19:37,258 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 22:19:37,378 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 22:19:37,385 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 22:19:37,386 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-08-30 22:19:37,388 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:19:37 BoogieIcfgContainer [2023-08-30 22:19:37,388 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 22:19:37,390 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 22:19:37,390 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 22:19:37,393 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 22:19:37,393 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 10:19:36" (1/3) ... [2023-08-30 22:19:37,394 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@770a2f09 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:19:37, skipping insertion in model container [2023-08-30 22:19:37,394 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:19:36" (2/3) ... [2023-08-30 22:19:37,394 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@770a2f09 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:19:37, skipping insertion in model container [2023-08-30 22:19:37,395 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:19:37" (3/3) ... [2023-08-30 22:19:37,396 INFO L112 eAbstractionObserver]: Analyzing ICFG triangular-1.i [2023-08-30 22:19:37,403 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 22:19:37,411 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 22:19:37,411 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-08-30 22:19:37,412 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 22:19:37,497 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 22:19:37,505 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE at java.base/java.lang.Enum.valueOf(Enum.java:240) at de.uni_freiburg.informatik.ultimate.core.preferences.RcpPreferenceProvider.getEnum(RcpPreferenceProvider.java:117) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TAPreferences.insufficientThreadErrorsVsProgramErrors(TAPreferences.java:218) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.partitionErrorLocations(TraceAbstractionStarter.java:394) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:225) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-08-30 22:19:37,511 INFO L158 Benchmark]: Toolchain (without parser) took 1018.19ms. Allocated memory is still 81.8MB. Free memory was 61.3MB in the beginning and 41.7MB in the end (delta: 19.6MB). Peak memory consumption was 19.5MB. Max. memory is 16.1GB. [2023-08-30 22:19:37,512 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 65.0MB. Free memory is still 42.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 22:19:37,513 INFO L158 Benchmark]: CACSL2BoogieTranslator took 430.78ms. Allocated memory is still 81.8MB. Free memory was 61.1MB in the beginning and 41.9MB in the end (delta: 19.2MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-08-30 22:19:37,513 INFO L158 Benchmark]: Boogie Procedure Inliner took 61.79ms. Allocated memory is still 81.8MB. Free memory was 41.7MB in the beginning and 62.1MB in the end (delta: -20.4MB). Peak memory consumption was 4.9MB. Max. memory is 16.1GB. [2023-08-30 22:19:37,514 INFO L158 Benchmark]: Boogie Preprocessor took 46.57ms. Allocated memory is still 81.8MB. Free memory was 62.1MB in the beginning and 61.0MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 22:19:37,514 INFO L158 Benchmark]: RCFGBuilder took 352.92ms. Allocated memory is still 81.8MB. Free memory was 61.0MB in the beginning and 48.3MB in the end (delta: 12.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-08-30 22:19:37,515 INFO L158 Benchmark]: TraceAbstraction took 120.11ms. Allocated memory is still 81.8MB. Free memory was 47.9MB in the beginning and 41.7MB in the end (delta: 6.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-08-30 22:19:37,522 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 65.0MB. Free memory is still 42.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 430.78ms. Allocated memory is still 81.8MB. Free memory was 61.1MB in the beginning and 41.9MB in the end (delta: 19.2MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 61.79ms. Allocated memory is still 81.8MB. Free memory was 41.7MB in the beginning and 62.1MB in the end (delta: -20.4MB). Peak memory consumption was 4.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 46.57ms. Allocated memory is still 81.8MB. Free memory was 62.1MB in the beginning and 61.0MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 352.92ms. Allocated memory is still 81.8MB. Free memory was 61.0MB in the beginning and 48.3MB in the end (delta: 12.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * TraceAbstraction took 120.11ms. Allocated memory is still 81.8MB. Free memory was 47.9MB in the beginning and 41.7MB in the end (delta: 6.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-30 22:19:37,550 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/pthread/triangular-1.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b585114ab4aff9777d36c84f93f7abe0931f77338421f004296c8a8d328d3dfd --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --- Real Ultimate output --- This is Ultimate 0.2.3-?-b8dbc81 [2023-08-30 22:19:39,421 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 22:19:39,423 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 22:19:39,455 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 22:19:39,457 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 22:19:39,461 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 22:19:39,465 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 22:19:39,468 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 22:19:39,470 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 22:19:39,475 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 22:19:39,477 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 22:19:39,478 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 22:19:39,479 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 22:19:39,481 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 22:19:39,482 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 22:19:39,484 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 22:19:39,487 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 22:19:39,488 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 22:19:39,490 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 22:19:39,492 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 22:19:39,506 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 22:19:39,507 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 22:19:39,508 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 22:19:39,509 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 22:19:39,514 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 22:19:39,517 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 22:19:39,517 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 22:19:39,518 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 22:19:39,518 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 22:19:39,519 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 22:19:39,519 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 22:19:39,520 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 22:19:39,521 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 22:19:39,522 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 22:19:39,523 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 22:19:39,524 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 22:19:39,524 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 22:19:39,525 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 22:19:39,525 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 22:19:39,525 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 22:19:39,526 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 22:19:39,528 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-08-30 22:19:39,558 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 22:19:39,559 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 22:19:39,560 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 22:19:39,560 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 22:19:39,561 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 22:19:39,561 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 22:19:39,561 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 22:19:39,562 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 22:19:39,562 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 22:19:39,562 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 22:19:39,563 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 22:19:39,563 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 22:19:39,563 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 22:19:39,563 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 22:19:39,564 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 22:19:39,564 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 22:19:39,564 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 22:19:39,564 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 22:19:39,564 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 22:19:39,565 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 22:19:39,565 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 22:19:39,565 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 22:19:39,565 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 22:19:39,565 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 22:19:39,566 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 22:19:39,566 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 22:19:39,566 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:19:39,566 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 22:19:39,566 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 22:19:39,567 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 22:19:39,567 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 22:19:39,567 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 22:19:39,567 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 22:19:39,567 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 22:19:39,568 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 22:19:39,568 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 22:19:39,568 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 22:19:39,568 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 22:19:39,568 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b585114ab4aff9777d36c84f93f7abe0931f77338421f004296c8a8d328d3dfd Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 22:19:39,846 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 22:19:39,874 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 22:19:39,876 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 22:19:39,877 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 22:19:39,877 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 22:19:39,878 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread/triangular-1.i [2023-08-30 22:19:41,075 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 22:19:41,394 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 22:19:41,395 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread/triangular-1.i [2023-08-30 22:19:41,412 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6a227d7a5/939756e5382f4e019a2cb1dfd17e1b1a/FLAG93da9a7f9 [2023-08-30 22:19:41,433 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6a227d7a5/939756e5382f4e019a2cb1dfd17e1b1a [2023-08-30 22:19:41,436 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 22:19:41,437 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 22:19:41,438 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 22:19:41,438 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 22:19:41,441 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 22:19:41,442 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:19:41" (1/1) ... [2023-08-30 22:19:41,444 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@358fdbe4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:19:41, skipping insertion in model container [2023-08-30 22:19:41,445 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:19:41" (1/1) ... [2023-08-30 22:19:41,450 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 22:19:41,498 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 22:19:41,819 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread/triangular-1.i[30950,30963] [2023-08-30 22:19:41,823 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:19:41,835 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 22:19:41,894 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread/triangular-1.i[30950,30963] [2023-08-30 22:19:41,900 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:19:41,933 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 22:19:41,933 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 22:19:41,939 INFO L208 MainTranslator]: Completed translation [2023-08-30 22:19:41,939 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:19:41 WrapperNode [2023-08-30 22:19:41,939 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 22:19:41,940 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 22:19:41,940 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 22:19:41,940 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 22:19:41,946 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:19:41" (1/1) ... [2023-08-30 22:19:41,964 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:19:41" (1/1) ... [2023-08-30 22:19:41,985 INFO L138 Inliner]: procedures = 172, calls = 24, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 48 [2023-08-30 22:19:41,985 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 22:19:41,986 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 22:19:41,986 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 22:19:41,986 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 22:19:42,007 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:19:41" (1/1) ... [2023-08-30 22:19:42,008 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:19:41" (1/1) ... [2023-08-30 22:19:42,022 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:19:41" (1/1) ... [2023-08-30 22:19:42,023 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:19:41" (1/1) ... [2023-08-30 22:19:42,032 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:19:41" (1/1) ... [2023-08-30 22:19:42,043 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:19:41" (1/1) ... [2023-08-30 22:19:42,046 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:19:41" (1/1) ... [2023-08-30 22:19:42,059 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:19:41" (1/1) ... [2023-08-30 22:19:42,062 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 22:19:42,063 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 22:19:42,064 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 22:19:42,064 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 22:19:42,064 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:19:41" (1/1) ... [2023-08-30 22:19:42,076 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:19:42,093 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 22:19:42,109 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-08-30 22:19:42,116 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-08-30 22:19:42,135 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2023-08-30 22:19:42,135 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2023-08-30 22:19:42,135 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2023-08-30 22:19:42,135 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2023-08-30 22:19:42,136 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 22:19:42,136 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 22:19:42,136 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 22:19:42,136 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 22:19:42,136 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 22:19:42,137 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 22:19:42,137 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 22:19:42,137 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 22:19:42,137 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 22:19:42,139 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-30 22:19:42,247 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 22:19:42,249 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 22:19:42,394 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 22:19:42,399 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 22:19:42,400 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-08-30 22:19:42,402 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:19:42 BoogieIcfgContainer [2023-08-30 22:19:42,402 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 22:19:42,404 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 22:19:42,404 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 22:19:42,407 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 22:19:42,417 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 10:19:41" (1/3) ... [2023-08-30 22:19:42,418 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2c3e9bbb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:19:42, skipping insertion in model container [2023-08-30 22:19:42,418 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:19:41" (2/3) ... [2023-08-30 22:19:42,419 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2c3e9bbb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:19:42, skipping insertion in model container [2023-08-30 22:19:42,419 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:19:42" (3/3) ... [2023-08-30 22:19:42,420 INFO L112 eAbstractionObserver]: Analyzing ICFG triangular-1.i [2023-08-30 22:19:42,427 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 22:19:42,449 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 22:19:42,449 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-08-30 22:19:42,449 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 22:19:42,526 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 22:19:42,531 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE at java.base/java.lang.Enum.valueOf(Enum.java:240) at de.uni_freiburg.informatik.ultimate.core.preferences.RcpPreferenceProvider.getEnum(RcpPreferenceProvider.java:117) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TAPreferences.insufficientThreadErrorsVsProgramErrors(TAPreferences.java:218) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.partitionErrorLocations(TraceAbstractionStarter.java:394) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:225) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-08-30 22:19:42,535 INFO L158 Benchmark]: Toolchain (without parser) took 1097.49ms. Allocated memory was 73.4MB in the beginning and 94.4MB in the end (delta: 21.0MB). Free memory was 49.4MB in the beginning and 51.5MB in the end (delta: -2.1MB). Peak memory consumption was 18.7MB. Max. memory is 16.1GB. [2023-08-30 22:19:42,535 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 73.4MB. Free memory is still 51.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 22:19:42,536 INFO L158 Benchmark]: CACSL2BoogieTranslator took 501.66ms. Allocated memory is still 73.4MB. Free memory was 49.1MB in the beginning and 29.0MB in the end (delta: 20.2MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-08-30 22:19:42,536 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.53ms. Allocated memory is still 73.4MB. Free memory was 29.0MB in the beginning and 27.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 22:19:42,537 INFO L158 Benchmark]: Boogie Preprocessor took 76.66ms. Allocated memory was 73.4MB in the beginning and 94.4MB in the end (delta: 21.0MB). Free memory was 27.0MB in the beginning and 73.1MB in the end (delta: -46.1MB). Peak memory consumption was 4.0MB. Max. memory is 16.1GB. [2023-08-30 22:19:42,538 INFO L158 Benchmark]: RCFGBuilder took 338.73ms. Allocated memory is still 94.4MB. Free memory was 73.1MB in the beginning and 59.4MB in the end (delta: 13.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-08-30 22:19:42,538 INFO L158 Benchmark]: TraceAbstraction took 129.49ms. Allocated memory is still 94.4MB. Free memory was 58.9MB in the beginning and 51.5MB in the end (delta: 7.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-08-30 22:19:42,541 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 73.4MB. Free memory is still 51.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 501.66ms. Allocated memory is still 73.4MB. Free memory was 49.1MB in the beginning and 29.0MB in the end (delta: 20.2MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.53ms. Allocated memory is still 73.4MB. Free memory was 29.0MB in the beginning and 27.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 76.66ms. Allocated memory was 73.4MB in the beginning and 94.4MB in the end (delta: 21.0MB). Free memory was 27.0MB in the beginning and 73.1MB in the end (delta: -46.1MB). Peak memory consumption was 4.0MB. Max. memory is 16.1GB. * RCFGBuilder took 338.73ms. Allocated memory is still 94.4MB. Free memory was 73.1MB in the beginning and 59.4MB in the end (delta: 13.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * TraceAbstraction took 129.49ms. Allocated memory is still 94.4MB. Free memory was 58.9MB in the beginning and 51.5MB in the end (delta: 7.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-30 22:19:42,564 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE